MAX9644 Ver la hoja de datos (PDF) - Maxim Integrated
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MAX9644 Datasheet PDF : 11 Pages
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MAX9644/MAX9645/
MAX9646
nanoPower Comparators with
Precision Reference in 4-Bump UCSP
Typical Operating Characteristics (continued)
(VCC = 3.3V, VREF = 1.8V, RPULLUP = 10kΩ to VPULLUP = 3.3V for MAX9644/MAX9645, VGND = 0V, TA = +25°C, unless otherwise
noted.)
PROPAGATION DELAY AT VCC = 3.3V
MAX9644 toc10
0.3V
IN+
100mV/div
0.1V
OUT
2V/div
0V
100s/div
REFERENCE VOLTAGE
vs. TEMPERATURE
202.0
201.9
VCC = 3.3V
201.8
201.7
201.6
201.5
201.4
201.3
201.2
201.1
201.0
-40 -15 10
35
60
85
TEMPERATURE (C)
POWER-UP/POWER-DOWN RESPONSE
MAX9644 toc12
VIN = 0.3V
VCC = 3.3V
VCC
2V/div
0V
OUT
2V/div
0V
1ms/div
OUTPUT RESPONSE TO
SUPPLY VOLTAGE TRANSIENT
MAX9644 toc13
3.2V
VCC
200mV/div
3V
VIN = VTH + 1mV
OUT
2V/div
0V
VIN = VTH + 10mV
OUT
2V/div
0V
VIN = VTH + 20mV
OUT
2V/div
0V
1ms/div
POWER-SUPPLY REJECTION
FOR NO FALSE TRIGGERING
206
204
202 UPPER TRIP POINT
200
LOWER TRIP POINT
198
196
194
10
VCC = 3.3V + 100mVP-P
100 1k 10k 100k 1M
FREQUENCY (Hz)
www.maximintegrated.com
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